JSFiddle - React, Tailwind, and code Playground

HTML

<div id="mydiv" title="">test div</div>

CSS

.ui-tooltip {
    background:#ccf;
}

JavaScript

$(function() {
    $("#mydiv").tooltip({
        effect: 'slide',
        content: 'loading...',
        open: function (event, ui) {
            $(ui.tooltip).appendTo(this);
        }
    });
});